Occurs when the user selects the menu or toolbar "Mouse Actions - Polygon Annotation"
command.  The user has selected the tool to create a polygon annotation when the left mouse
button is pressed over the image in the image window.

Public Event OnMousePolygonAnnotationStart()

When the user clicks on the menu or toolbar button "Mouse Actions - Polygon Annotation", it
will first generate the "OnMousePolygonAnnotationStart" event, then generate the
"OnMousePolygonAnnotationFinish" event.  The mouse will function to create a polygon
annotation.

PrizmControl Object  | PrizmControl Members